a profiling run didn't show any hot spots.
Here is the top of the list:
+ 2.81% pacat [kernel.kallsyms] [k] read_hpet
?
+ 1.75% pulseaudio [kernel.kallsyms] [k] read_hpet
+ 1.75% swapper [kernel.kallsyms] [k]
acpi_safe_halt
+ 1.22% pulseaudio [kernel.kallsyms] [k]
do_sys_poll
+ 0.93% pulseaudio [kernel.kallsyms] [k]
do_raw_spin_lock
+ 0.80% swapper [kernel.kallsyms] [k] poll_idle
?
+ 0.76% pulseaudio [kernel.kallsyms] [k] fget_light
?
+ 0.67% pulseaudio [kernel.kallsyms] [k]
sysenter_past_esp
+ 0.59% swapper [kernel.kallsyms] [k]
menu_select
+ 0.53% pulseaudio [kernel.kallsyms] [k]
do_raw_spin_unlock
+ 0.51% swapper [kernel.kallsyms] [k]
hpet_legacy_next_event
+ 0.48% pulseaudio libpulsecommon-UNKNOWN.UNKNOWN.so [.]
do_something
...
On Mon, Oct 24, 2011 at 11:56 PM, Maarten Bosmans <mkbosmans at gmail.com>wrote:
> 2011/10/25 Dylan Reid <dgreid at chromium.org>:
> > I'm playing audio with a latency of 10ms. This is working pretty well,
> but
> > it is eating a lot of CPU
>
> Is it just due to the constant waking up and cocntext switching, or do
> some other functions light up on a profile run?
>
> Maarten
> _______________________________________________
> pulseaudio-discuss mailing list
> pulseaudio-discuss at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss
>
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